distended vs puffy

distended and puffy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
distended	No	Yes	No	No
puffy	No	Yes	No	No

As adjectives, distended and puffy are synonyms defined as:

Other synonyms of distended include bloated, intumescent, swollen, tumescent, tumid, turgid.

distended (adjective)	puffy (adjective)
abnormally distended especially by fluids or gas	being puffed out; used of hair style or clothing
	blowing in puffs or short intermittent blasts
	abnormally distended especially by fluids or gas